semicentenary
nounUS /ˌsɛˌmaɪˌsɛnˈtɛnəri/ · UK /ˌsɛmɪsɛnˈtiːnri/
Etymology From semi- (“half”) + centenary (“100th anniversary”), q.v.
1
Synonym of semicentennial: a 50th anniversary.
- The city celebrated its semicentenary last year.
- Derived terms
- semicentenarian